* {
    margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

html {
    width: 100%;
    font-family: '微软雅黑';
    font-size: 20px;
    outline: 0;
    -webkit-text-size-adjust: none;
}

body {
    width: 100%;
    margin: 0;
    padding: 0;
    -webkit-user-select: none;
}

.index_01_01 {
    background: url("img/1_01.jpg") no-repeat;
    background-size: cover;
    width: 100%;
    height: 100%;
    position: relative;
}

.index_01_02 {
    background: url("img/1_02.jpg") no-repeat;
    background-size: cover;
    width: 100%;
    height: 100%;
    position: relative;
}

.iphone_btn {
    background: url("img/iphone_btn.png") no-repeat;
    background-size: cover;
    width: 7.05rem;
    height: 2.45rem;
    position: absolute;
    top: 18.15rem;
    left: .7rem;
}

.android_btn {
    background: url("img/android_btn.png") no-repeat;
    background-size: cover;
    width: 7.05rem;
    height: 2.45rem;
    position: absolute;
    top: 18.15rem;
    left: 8.2rem;
}

/* 微信分享下载 */
.app_open {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 11;
}

.app_bg {
    background: #000;
    opacity: .9;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    height: 10000px;
}

.app_open img {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
}

.hide {
    display: none;
}